17149110772920 has 128 divisors (see below), whose sum is σ = 58797979453440. Its totient is φ = 3919728199680.

The previous prime is 17149110772909. The next prime is 17149110772921. The reversal of 17149110772920 is 2927701194171.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17149110772921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59919760 + ... + 60205280.

It is an arithmetic number, because the mean of its divisors is an integer number (459359214480).

Almost surely, 2^{17149110772920} is an apocalyptic number.

17149110772920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17149110772920 is an abundant number, since it is smaller than the sum of its proper divisors (41648868680520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

17149110772920 is a wasteful number, since it uses less digits than its factorization.

17149110772920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357045 (or 357041 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 51.

The spelling of 17149110772920 in words is "seventeen trillion, one hundred forty-nine billion, one hundred ten million, seven hundred seventy-two thousand, nine hundred twenty".